|
|
|
|
|
Qiang Shu, Shunjie Zhang and Ye Chen
In current studies, the physicochemical properties of water, such as total dissolved solids, salinity, and electrical conductivity, are used mainly to investigate changes in the properties of surface water and groundwater. In our experimental study, we a...
ver más
|
|
|
|
|
|
|
|
|
|
|
?eljka Fiket, Marina Mlakar and Goran Kniewald
The Lake Mir represents a small, isolated, and shallow marine lake situated in the south-eastern part of the Dugi otok Island, in a karstic landscape of the eastern Adriatic coast. The surrounding karstic background, with occasional occurrences of red so...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sanja Sakan, Stanislav Franci?kovic-Bilinski, Dragana Ðordevic, Aleksandar Popovic, Sandra ?krivanj and Halka Bilinski
This study investigated the quality of Kupa River sediment using sequential extraction, ecological risk, and contamination indexes (Risk assessment code, Index of geoaccumulation, Enrichment factor, Ecological risk factor, Ecological risk index), determi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Francesca Pasquetti, Orlando Vaselli, Giovanni Zanchetta, Barbara Nisi, Marco Lezzerini, Monica Bini and Daniela Mele
Southern Tuscany (Italy) is an important metallogenic district that hosts relevant S-polymetallic deposits that have intensely been exploited for centuries. Consequently, potential toxic elements, such as Hg and As, are widely distributed in the surround...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shu Zhang, Yong Zhang, Gang Huang, Bo Zhang, Yichan Li, Xin Chen, Junkang Xu and Yujie Wei
Granites, widely distributed in the Earth?s crust, undergo pedogenic processes, shaping diverse soil-mantled landscapes influenced by climatic factors in different regions. Investigating the geochemical signatures in granite weathering profiles across va...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qiao Su, Hongjun Yu, Xingyong Xu, Bo Chen, Lin Yang, Tengfei Fu, Wenquan Liu and Guangquan Chen
The underground brine in Southern Laizhou Bay is characterized by its large scale and high concentration, which can affect the distribution and migration of geochemical elements in sediments. Most studies on the brine are based on hydrochemical analysis,...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sile Wei, Mingyi Hu, Sheng He, Wei Yang, Qing He, Quansheng Cai and Ping Li
The vertical geochemical variations in total organic carbon (TOC) content and major and trace elements of the Lower Cambrian Shuijingtuo Formation from the Yichang Slope in the Upper Yangtze were investigated to assess the environmental conditions (redox...
ver más
|
|
|
|
|
|
|
|
|
|
|
Baoyi Zhang, Zhengwen Jiang, Yiru Chen, Nanwei Cheng, Umair Khan and Jiqiu Deng
The spatial distribution of elements can be regarded as a numerical field of concentration values with a continuous spatial coverage. An active area of research is to discover geologically meaningful relationships among elements from their spatial distri...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hassan Jebreen, Andre Banning, Stefan Wohnlich, Andrea Niedermayr, Marwan Ghanem and Frank Wisotzky
This work reports, for the first time, the mineralogical and geochemical characteristics of karst aquifers in the Central West Bank (CWB) catchment in Palestine. It provides an integrated study approach by correlating the geochemistry of the lithology an...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andrea Giacometti, Guido Perin and Maurizio Bonardi
The Espírito SantoBay is located in Espírito Santo state in the eastern part of Brazil. It is surrounded by the city of Vitória on one side and by the Atlantic Ocean on the other. Superficial sediments of Espírito Santo Bay we...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andrea Giacometti, Guido Perin and Maurizio Bonardi
The Espírito SantoBay is located in Espírito Santo state in the eastern part of Brazil. It is surrounded by the city of Vitória on one side and by the Atlantic Ocean on the other. Superficial sediments of Espírito Santo Bay we...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andrea Giacometti, Guido Perin and Maurizio Bonardi
The Espírito SantoBay is located in Espírito Santo state in the eastern part of Brazil. It is surrounded by the city of Vitória on one side and by the Atlantic Ocean on the other. Superficial sediments of Espírito Santo Bay we...
ver más
|
|
|
|
|
|
|
|
|
|
|
Arif H. Ansari, Veeru Kant Singh, Pankaj Kumar, Mukund Sharma, Anupam Sharma, Satyakam Patnaik, Gurumurthy P. Gundiga, Ishwar Chandra Rahi, Mohammad Arif Ansari and AL Ramanathan
Boron (B) and Tungsten (W) are often found enriched in high-temperature geothermal waters associated with the development of subduction-related mafic to felsic arc magma. However, knowledge about the sourcing and transportation of these elements from suc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kristen Courtney Carpenter, Loic Bethel Dje, Mercy Achang and Mileva Radonjic
The Marcellus shale is an unconventional reservoir of significant economic potential with Total Organic Carbon (TOC) ranging from 1 to 20%. Hydraulic fracturing is used to extract the shale?s resources, which requires large amounts of water and can resul...
ver más
|
|
|
|
|
|
|
|
|
|
|
John L. Manrique C.,José E. Ortiz,Antonio Delgado H.
Pág. 75 - 92
Vanadium (V) and uranium (U) are critical elements for the energy and technology industry. They are characterized by low abundance in the earth crust´s rocks, but can be concentrated and give rise to sedimentary mineral deposits as a result of redox proc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qian Liu, Limei Tang, Ling Chen and Peng Gao
Seamounts are features generated by hot spots and associated intraplate volcanic activity. The geochemical characteristics of igneous rocks constituting seamounts provide evidence of important details of dynamic processes in the Earth, such as mantle mag...
ver más
|
|
|
|
|
|
|
|
|
|
|
Abdul Ghaffar Fazal, Muhammad Umar, Faisal Shah, Muhammad Armaghan Faisal Miraj, Hammad Tariq Janjuhah, George Kontakiotis and Abdul Khaliq Jan
The geochemical investigation of shales from the Early to Middle Cretaceous Chichali Formation in the Hazara Basin was conducted to determine the origin, tectonic setting and evolution, paleo-weathering conditions, and paleo-oceanographic reconstruction....
ver más
|
|
|
|
|
|
|
|
|
|
|
Miguel Ángel Álvarez-Vázquez, Elena De Uña-Álvarez and Ricardo Prego
Bedrock rivers, whose sedimentary geochemistry has been scarcely investigated, are suitable to test geochemical approaches in order to assess the existence and extent of human alterations in the natural abundance of rare earth elements. This work present...
ver más
|
|
|
|
|
|
|
|
|
|
|
Liang Yi, Haifeng Wang, Xiguang Deng, Haifan Yuan, Dong Xu and Huiqiang Yao
Seamounts are ubiquitous topographic units in the global ocean, and their effects on local circulation have attracted great research attention in physical oceanography; however, fewer relevant efforts were made on geological timescales in previous studie...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hans Niemeyer Rubilar
Pág. 628 - 640
An Upper Cambrian-Ordovician (490-460 Ma) batholith crop out along the Cordón de Lila and Sierra de Almeida, in the Antofagasta region, northern Chile, which belongs to the Famatinian arc. Two plutonic rock types can be distinguished: granodiorites and m...
ver más
|
|
|
|
|
|